CN211628732U

CN211628732U - Butyronitrile compound insulation and sheath flat cable

Info

Publication number: CN211628732U
Application number: CN202020768211.0U
Authority: CN
Inventors: 石学军
Original assignee: Anhui Honghai Cable Co ltd
Current assignee: Anhui Honghai Cable Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-10-02
Anticipated expiration: 2030-05-11

Abstract

The utility model provides a butyronitrile compound insulation and sheath flat cable, including the multiunit insulation core and the wear-resisting sheath of crowded package outside the insulation core that parallel and equidistance was placed, insulation core is provided with two "C" shape support bars outward, and two "C" shape support bars set up relatively, and form a gapped flat ring body, wrap up multiunit insulation core in, fill in the space between the inboard of "C" shape support bar and the insulation core outside and be filled with inorganic powder, and the outside of "C" shape support bar is equipped with in proper order and weaves enhancement layer, inside lining sheath, outer lining sheath and wear-resisting sheath, the centre and the both sides of outer lining sheath are equipped with wear-resisting bulge No. one and wear-resisting bulge No. two respectively, wear-resisting sheath crowded package is in the outside of outer lining sheath to contact with wear-resisting bulge No. one and wear-resisting bulge No. two, wear-resisting bulge No. two comprises the protruding paragraph of multistage, a diversion trench for rainwater to flow through is formed between every two convex segments.

Description

Butyronitrile compound insulation and sheath flat cable

Technical Field

The utility model relates to the technical field of cables, indicate especially a butyronitrile compound is insulating and sheath flat cable.

Background

The flat cable is suitable for power transmission lines for fixed laying or connecting cables for mobile electric appliances with the alternating current rated voltage of 0.6/1KV and below, has the characteristics of heat radiation resistance, cold resistance, acid and alkali resistance, corrosive gas resistance, water resistance and the like, is soft in cable structure, stable in electrical performance in high-temperature and high-cold environments, outstanding in ageing resistance and long in service life, and is widely applied to industries such as metallurgy, electric power, petrifaction, electronics, automobile manufacturing and the like.

Flat cable is at the in-process of using, need frequent flat cable that pulls sometimes, along with live time's change, can lead to flat cable sheath wearing and tearing, influence the protection effect of cable self, the life of flat cable has been shortened, the cable must bear pressure simultaneously, buckle, tension, cross tensile load and powerful impact, if the oversheath intensity of cable is not enough, then the insulating layer of cable will receive serious damage, thereby influence the life of whole cable, lead to the short circuit when serious, the emergence of dangerous scheduling problem of conflagration and personnel's injury.

Therefore, the utility model provides a butyronitrile compound is insulating and flat cable of sheath to solve the problem that above-mentioned exists.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's shortcoming, provide a butyronitrile compound is insulating and sheath flat cable.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a butyronitrile compound is insulating and sheath flat cable, includes the wear-resisting sheath of multiunit insulation core and crowded package outside insulation core that parallel and equidistance were placed, insulation core is provided with two "C" shape support bars outward, and two "C" shape support bars set up relatively to form a gapped flat ring body, including the parcel of multiunit insulation core, it has inorganic powder to fill in the space between the inboard of "C" shape support bar and the insulation core outside, and the outside of "C" shape support bar is equipped with in proper order and weaves enhancement layer, inside lining sheath, outside lining sheath and wear-resisting sheath, the centre and the both sides of outside lining sheath are equipped with wear-resisting arch and No. two wear-resisting arch respectively, and wear-resisting sheath crowded package is in the outside of outside lining sheath to contact with wear-resisting arch and No. two wear-resisting arch, No. two wear-resisting arch comprises the protruding paragraph of multistage, a diversion trench for rainwater to flow through is formed between every two convex segments.

As a preferred technical proposal of the utility model, the C-shaped supporting strip is made of a burning ceramic material.

As an optimized technical scheme, No. two wear-resisting archs are thin for upper and lower both ends, thick half-cylinder structure in the middle, and this half-cylinder structure is protruding in the middle of the outer wall formation of outer lining sheath, the streamline form protruding structure of both sides indent.

As an optimized technical proposal of the utility model, the outer lining sheath and the wear-resistant sheath are both made of polyvinyl chloride butyronitrile composite material.

As an optimized technical scheme of the utility model, the insulating core includes tin-plated copper conductor and crowded package insulating layer in the tin-plated copper conductor outside, and this insulating layer is butyronitrile polyvinyl chloride compound insulating layer.

The utility model discloses the beneficial effect who reaches is:

1. the utility model provides a butyronitrile compound insulation and sheath flat cable, adopt polyvinyl chloride butyronitrile combined material to make outer lining sheath, wear-resisting sheath and butyronitrile polyvinyl chloride compound insulating layer outside the insulation core, have and improve cable elongation at break, ageing resistance, resistant oil and wear resistance, be favorable to prolonging the life of cable;

2. the utility model provides an insulating and sheath flat cable of butyronitrile compound has inorganic powder through two "C" shape support bars that set up outside the insulated wire core and in the space between the inboard of "C" shape support bar and the insulated wire core outside, can improve the flame retardant property of cable.

3. The utility model provides a butyronitrile compound insulation and sheath flat cable, through the use of wrapping the braided reinforcement layer outside the insulation core, can improve the tensile property of the insulation core, make the cable structure more stable;

4. the utility model provides an insulating and sheath flat cable of butyronitrile compound, through outer lining sheath, wear-resisting sheath, a wear-resisting arch and No. two wear-resisting archs that set up, be favorable to strengthening the wear resistance of cable to the life of extension cable.

5. The utility model provides an insulating and sheath flat cable of butyronitrile compound, through the setting of guiding gutter, make things convenient for the rainwater to flow out, avoid the rainwater long-pending on the cable to stay, effectively improved the safety in utilization of cable.

6. The utility model provides an insulating and sheath flat cable of butyronitrile compound, the crowded package of wear-resisting sheath is in the outside of outer lining sheath to live a wear-resisting arch and No. two wear-resisting protruding parcels, have the effect of multiple protection, thereby reach and improve cable elongation at break, ageing resistance, resistant oil and wear resistance, extension cable life's purpose

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a first abrasion-resistant protrusion and a second abrasion-resistant protrusion of the present invention;

FIG. 3 is a schematic view of the structure of the second wear-resistant protrusion of the present invention;

reference numbers in the figures: 1. an insulated wire core; 2. a wear-resistant sheath; 3. a "C" shaped support bar; 4. an inorganic powder; 5. weaving the reinforcing layer; 6. a lining sheath; 7. a second wear-resistant bulge; 8. an outer liner jacket; 9. a diversion trench; 10. wear-resisting arch No. one.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1-3, the utility model provides a butyronitrile compound insulated and sheathed flat cable, which comprises a plurality of groups of insulated wire cores 1 arranged in parallel and at equal intervals and a wear-resistant sheath 2 extruded outside the insulated wire cores 1, two C-shaped support bars 3 are arranged outside the insulated wire cores 1, the two C-shaped support bars 3 are arranged oppositely to form a flat annular body with a gap to wrap the plurality of groups of insulated wire cores 1, inorganic powder 4 is filled in the gap between the inner side of the C-shaped support bars 3 and the outer side of the insulated wire cores 1, a braided reinforcing layer 5, an inner lining sheath 6, an outer lining sheath 8 and a wear-resistant sheath 2 are arranged outside the C-shaped support bars 3 in sequence, a first wear-resistant bulge 10 and a second wear-resistant bulge 7 are respectively arranged in the middle and at two sides of the outer lining sheath 8, the wear-resistant sheath 2 is extruded outside the outer lining sheath 8, the rain-proof structure is in contact with a first wear-proof protrusion 10 and a second wear-proof protrusion 7, the second wear-proof protrusion 7 is composed of a plurality of protruding segments, and a diversion trench 9 for rainwater to flow through is formed between every two protruding segments.

Further, the C-shaped support strip 3 is made of a fire-resistant ceramic material, and when a short circuit or a fire occurs, the C-shaped support strip 3 is burned and ceramic, so that further spread of the fire can be prevented.

Further, the second wear-resistant protrusion 7 is a semi-cylindrical structure with thin upper and lower ends and thick middle, the semi-cylindrical structure forms a middle protrusion on the outer wall of the outer lining sheath 8, and the two sides of the semi-cylindrical structure are concave streamline-shaped protrusion structures, so that the flow guiding effect is good.

Furthermore, the outer lining sheath 8 and the wear-resistant sheath 2 are both made of polyvinyl chloride butyronitrile composite materials, and the outer lining sheath 8 and the wear-resistant sheath 2 made of the polyvinyl chloride butyronitrile composite materials have the advantages of improving the elongation at break, the aging resistance, the oil resistance and the wear resistance of the cable, and being beneficial to prolonging the service life of the cable.

Furthermore, the insulated wire core 1 comprises a tin-plated copper conductor and an insulated layer extruded outside the tin-plated copper conductor, wherein the insulated layer is a butyronitrile polyvinyl chloride compound insulated layer.

The working principle is as follows:

the above embodiments are merely to describe the preferred embodiments of the present invention, and are not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

Claims

1. The utility model provides a butyronitrile compound insulation and sheath flat cable, includes parallel and the wear-resisting sheath (2) of multiunit insulation core (1) and crowded package outside insulation core (1) that the equidistance was placed, its characterized in that, insulation core (1) is provided with two "C" shape support strip (3) outward, and two "C" shape support strip (3) set up relatively to form a gapped flat ring body, including multiunit insulation core (1) parcel, it has inorganic powder (4) to fill in the space between the inboard of "C" shape support strip (3) and insulation core (1) outside, and the outside of "C" shape support strip (3) is equipped with in proper order and weaves enhancement layer (5), inside lining sheath (6), outer lining sheath (8) and wear-resisting sheath (2), the centre and the both sides of outer lining sheath (8) are equipped with wear-resisting bulge (10) and No. two wear-resisting bulge (7) respectively, the wear-resistant sheath (2) is extruded on the outer side of the outer lining sheath (8) and is in contact with the first wear-resistant bulge (10) and the second wear-resistant bulge (7), the second wear-resistant bulge (7) is formed by a plurality of sections of bulge sections, and a diversion trench (9) for rainwater to flow through is formed between every two bulge sections.

2. A nitrile-butadiene composite insulated and jacketed flat cable according to claim 1, characterized in that the "C" -shaped support strip (3) is made of a fire-ceramizable material.

3. A butyronitrile composite insulation and sheath flat cable as claimed in claim 1, wherein the second abrasion-resistant protrusion (7) is a semi-cylindrical structure with thin upper and lower ends and thick middle, and the semi-cylindrical structure forms a streamline protrusion structure with a middle protrusion and two concave sides on the outer wall of the outer lining sheath (8).

4. A butyronitrile composite insulation and sheath flat cable according to claim 1, characterized in that the outer liner sheath (8) and the wear-resistant sheath (2) are both made of polyvinyl chloride butyronitrile composite material.

5. A butyronitrile compound insulation and sheath flat cable as claimed in claim 1, wherein the insulation core (1) comprises a tin-plated copper conductor and an insulation layer extruded outside the tin-plated copper conductor, and the insulation layer is a butyronitrile polyvinyl chloride compound insulation layer.